* alf Lyr

[ α=18.6h, δ=38.8° | A0Va | d=7.7 pc ]

* 3 Lyr , * alf Lyr , GJ 721 , GJ 721.0 , HD 172167 , HIP 91262 , HR 7001 , TYC 3105-2070-1

Figs: sed | limits

I/O: data | model

Post: fit | extra

Best fit:

T_star = 9210 ± 20 K , L_star = 53.3 ± 0.7 L_Sun , R_star = 2.86 ± 0.02 R_Sun

T_dust = 33.4 ± 0.9 K , R_BB = 510 ± 30 au , L_disk/L_star = 1.01e-05 ± 3e-07 , λ₀ = 55 ± 4 μm , β = 2.06 ± 0.08

T_dust = 148 ± 2 K , R_BB = 25.9 ± 0.7 au , L_disk/L_star = 5.87e-06 ± 7e-08 , λ₀ = 910 ± 70 μm , β = 2.3 ± 0.5